12807425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 17037600

約数和(自身を除く): 4230175

約数列:

[1, 5, 19, 25, 59, 95, 295, 457, 475, 1121, 1475, 2285, 5605, 8683, 11425, 26963, 28025, 43415, 134815, 217075, 512297, 674075, 2561485, 12807425]

約数ペア:

[(1, 12807425), (5, 2561485), (19, 674075), (25, 512297), (59, 217075), (95, 134815), (295, 43415), (457, 28025), (475, 26963), (1121, 11425), (1475, 8683), (2285, 5605)]